<template>
	<view class="animated fadeIn faster" v-if="show">
		<view class="more-share-model" @tap="togle"></view>
		<view class="more-share">
			<view class="more-share-title u-f-ajc">分享到</view>
			<scroll-view scroll-x class="more-share-body u-f-ajc" >
				<block v-for="(val, index) in providerList" :key="index">
					<view class="more-share-item" 
					hover-class="more-share-item-hover"
					@tap="share(val)">
						<view class="icon iconfont u-f-ajc " 
						:class="['icon-'+val.zicon,'more-share-'+val.zclass]"></view>
						<view >{{val.name}}</view>
					</view>
				</block>
			</scroll-view>
			<view class="more-share-bottom u-f-ajc"  hover-class="more-share-item-hover" @tap="togle">取消</view>
		</view>
	</view>
</template>

<script>
	export default {
		props:{
			show: Boolean
		},
		data() {
			return {
				shareText: 'uni-app可以同时发布成原生App、小程序、H5，邀请你一起体验！',
				href:"https://uniapp.dcloud.io",
				image: '',
				shareType:1, //1 文字， 2 图片， 0 图文， 5 小程序
				providerList: []
			}
		},
		mounted() {
			uni.getProvider({
				service: 'share',
				success: (e) => {
					let data = [];
					for (let i = 0; i < e.provider.length; i++) {
						switch (e.provider[i]) {
							case 'weixin':
								data.push({
									name: '微信好友',
									id: 'weixin',
									sort:0,
									zicon:"weixin",
									zclass:"wx"
								})
								data.push({
									name: '朋友圈',
									id: 'weixin',
									type:'WXSenceTimeline',
									sort:1,
									zicon:"weixin",
									zclass:"pyq"
								})
								break;
							case 'sinaweibo':
								data.push({
									name: '新浪微博',
									id: 'sinaweibo',
									sort:2,
									zicon:"xinlangweibo",
									zclass:"wb"
								})
								break;
							case 'qq':
								data.push({
									name: 'QQ好友',
									id: 'qq',
									sort:3,
									zicon:"QQ",
									zclass:"qq"
								})
								break;
							default:
								break;
						}
					}
					this.providerList = data.sort((x,y) => {
						return x.sort - y.sort
					});
				},
				fail: (e) => {
					console.log('获取分享通道失败', e);
					uni.showModal({
						content:'获取分享通道失败',
						showCancel:false
					})
				}
			});
		},
		methods:{
			togle(){
				this.$emit('togle');
			},
			async share(e) {
				console.log('分享通道:'+ e.id +'； 分享类型:' + this.shareType);
				
				if(!this.shareText && (this.shareType === 1 || this.shareType === 0)){
					uni.showModal({
						content:'分享内容不能为空',
						showCancel:false
					})
					return;
				}
				
				if(!this.image && (this.shareType === 2 || this.shareType === 0)){
					uni.showModal({
						content:'分享图片不能为空',
						showCancel:false
					})
					return;
				}
				
				let shareOPtions = {
					provider: e.id,
					scene: e.type && e.type === 'WXSenceTimeline' ? 'WXSenceTimeline' : 'WXSceneSession', //WXSceneSession”分享到聊天界面，“WXSenceTimeline”分享到朋友圈，“WXSceneFavorite”分享到微信收藏     
					type: this.shareType,
					success: (e) => {
						console.log('success', e);
						uni.showModal({
							content: '已分享',
							showCancel:false
						})
					},
					fail: (e) => {
						console.log('fail', e)
						uni.showModal({
							content: e.errMsg,
							showCancel:false
						})
					},
					complete:function(){
						console.log('分享操作结束!')
					}
				}
				
				switch (this.shareType){
					case 0:
						shareOPtions.summary = this.shareText;
						shareOPtions.imageUrl = this.image;
						shareOPtions.title = '欢迎体验uniapp';
						shareOPtions.href = 'https://uniapp.dcloud.io';
						break;
					case 1:
						shareOPtions.summary = this.shareText;
						break;
					case 2:
						shareOPtions.imageUrl = this.image;
						break;
					case 5:
						shareOPtions.imageUrl = this.image ? this.image : 'https://img-cdn-qiniu.dcloud.net.cn/uniapp/app/share-logo@3.png'
						shareOPtions.title = '欢迎体验uniapp';
						shareOPtions.miniProgram = {
							id:'gh_33446d7f7a26',
							path:'/pages/tabBar/component/component',
							webUrl:'https://uniapp.dcloud.io',
							type:0
						};
						break;
					default:
						break;
				}
				
				if(shareOPtions.type === 0 && plus.os.name === 'iOS'){//如果是图文分享，且是ios平台，则压缩图片 
					shareOPtions.imageUrl = await this.compress();
				}
				if(shareOPtions.type === 1 && shareOPtions.provider === 'qq'){//如果是分享文字到qq，则必须加上href和title
					shareOPtions.href = 'https://uniapp.dcloud.io';
					shareOPtions.title = '欢迎体验uniapp';
				}
				uni.share(shareOPtions);
			},
			compress(){//压缩图片 图文分享要求分享图片大小不能超过20Kb
				console.log('开始压缩');
				let img = this.image;
				return new Promise((res) => {
					var localPath = plus.io.convertAbsoluteFileSystem(img.replace('file://', ''));
					console.log('after' + localPath);
					// 压缩size
					plus.io.resolveLocalFileSystemURL(localPath, (entry) => {
						entry.file((file) => {// 可通过entry对象操作图片 
							console.log('getFile:' + JSON.stringify(file));
							if(file.size > 20480) {// 压缩后size 大于20Kb
								plus.zip.compressImage({
									src: img,
									dst: img.replace('.jpg', '2222.jpg').replace('.JPG', '2222.JPG'),
									width: '10%',
									height: '10%',
									quality: 1,
									overwrite: true
								}, (event) => {
									console.log('success zip****' + event.size);
									let newImg = img.replace('.jpg', '2222.jpg').replace('.JPG', '2222.JPG');
									res(newImg);
								}, function(error) {
									uni.showModal({
										content:'分享图片太大,需要请重新选择图片!',
										showCancel:false
									})
								});
							}
						});
					}, (e) => {
						console.log('Resolve file URL failed: ' + e.message);
						uni.showModal({
							content:'分享图片太大,需要请重新选择图片!',
							showCancel:false
						})
					});
				})
			}
		}
	}
</script>

<style scoped>
	.more-share-model{
		background-color: rgba(51,51,51,0.49);
		position: fixed;
		top: 0;
		left: 0;
		right: 0;
		bottom: 0;
		z-index: 100;
	}
	/* 分享 */
	.more-share {
		z-index: 110;
		position: fixed;
		bottom: 0;
		left: 0;
		right: 0;
		background-color: #FFFFFF;
	}
	
	.more-share-title, .more-share-bottom {
		font-size: 32upx;
		padding: 25upx;
	}
	
	.more-share-body{
		white-space: nowrap;
		width: 100%;
		height: 200upx;
		border-bottom: 1upx solid #EEEEEE;
		display: flex;
		line-height: 200upx;
	}
	
	.more-share-item{
		width: 25%;
		display: inline-flex;
		justify-content: center;
		align-items: center;
		flex-direction: column;
		height: 100%;
	}
	
	.more-share-item>view:first-child{
		width: 100upx;
		height: 100upx;
		border-radius: 100%;
		/* border: 1upx solid; */
		color: #FFFFFF;
		font-size: 55upx;
	}
	
	.more-share-item>view:last-child{
		color: #7A7A7A;
	}
	
	.more-share-item-hover{
		background-color: #EEEEEE;
	}
	
	.more-share-wx {
		background-color: #2ad198;
	}
	
	.more-share-pyq{
		background-color: #514d4c;
	}
	
	.more-share-wb{
		background-color: #ee5e5e;
	}
	
	.more-share-qq{
		background-color: #4a73ba;
	}
</style>
